Global Patent Index - EP 0845022 A1

EP 0845022 A1 19980603 - REFRIGERANT COMPOSITIONS

Title (en)

REFRIGERANT COMPOSITIONS

Title (de)

KÜHLMITTELZUSAMMENSETZUNGEN

Title (fr)

COMPOSITIONS REFRIGERANTES

Publication

EP 0845022 A1 19980603 (EN)

Application

EP 96927758 A 19960812

Priority

  • GB 9601961 W 19960812
  • GB 9516909 A 19950818

Abstract (en)

[origin: WO9707182A1] A non-azeotropic refrigerant composition is described comprising (A) carbon dioxide (CO2), (B) pentafluoroethane (R-125), (C) 1,1,1-trifluoroethane (R-143a), and (D) chlorodifluoromethane (R-22).

IPC 1-7

C09K 5/04

IPC 8 full level

C09K 5/04 (2006.01)

CPC (source: EP US)

C09K 5/045 (2013.01 - EP US); C09K 2205/106 (2013.01 - EP US); C09K 2205/122 (2013.01 - EP US); C09K 2205/34 (2013.01 - EP US)

Citation (search report)

See references of WO 9707182A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 9707182 A1 19970227; AU 6746496 A 19970312; CA 2227908 A1 19970227; EP 0845022 A1 19980603; GB 9516909 D0 19951018; JP H11511193 A 19990928; US 6106740 A 20000822

DOCDB simple family (application)

GB 9601961 W 19960812; AU 6746496 A 19960812; CA 2227908 A 19960812; EP 96927758 A 19960812; GB 9516909 A 19950818; JP 50903397 A 19960812; US 1172898 A 19980218